Site No

Ratings of Parameters of Rock Mass Rating

RMR

Quality

GSI

Strength

RQD

Spacing

Condition of Joints

Water Condition

LS-1

7

13

10

2

1

5

4

5

15

62

Good Rock

57

LS-2

12

13

8

2

1

3

4

5

15

63

Good Rock

58